diff --git a/src/dbus/qdbusconnection_p.h b/src/dbus/qdbusconnection_p.h
index 49c75645666..91824c5c79c 100644
--- a/src/dbus/qdbusconnection_p.h
+++ b/src/dbus/qdbusconnection_p.h
@@ -323,9 +323,6 @@ public:
     MetaObjectHash cachedMetaObjects;
     PendingCallList pendingCalls;
 
-    QMutex callDeliveryMutex;
-    QDBusCallDeliveryEvent *callDeliveryState; // protected by the callDeliveryMutex mutex
-
     bool anonymousAuthenticationAllowed;
 
 public: